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The seeing statistics show that Mauna Kea is the best site in terms of optical and infrared image quality; for example, the CFHT site has a median seeing of 0.43 arcseconds. Accommodations for research astronomers are located at the Onizuka Center for International Astronomy (often called Hale Pōhaku), 7 miles (11 km) by unpaved steep road ...
Gardner Pinnacles Gardner. The island is made up of basalt rock, [6] which comes from lava erupted between 14 and 12 million years ago. [2] [c] The rock is dark grey and dense, [6] and has a high forsterite content implying the magma source was at 1,703 ± 56 °C (3,097 ± 101 °F).
Mauna Kea (/ ˌ m ɔː n ə ˈ k eɪ ə, ˌ m aʊ n ə-/, [6] Hawaiian: [ˈmɐwnə ˈkɛjə]; abbreviation for Mauna a Wākea) [7] is a dormant shield volcano on the island of Hawaiʻi. [8] Its peak is 4,207.3 m (13,803 ft) above sea level, making it the highest point in Hawaii and the island with the second highest high point, behind New Guinea, the world's largest tropical island with ...
Red pencil urchin – Papahānaumokuākea. The Papahānaumokuākea Marine National Monument (PMNM) (roughly / p ɑː p ɑː ˈ h ɑː n aʊ m oʊ k u ˌ ɑː k eɪ. ə / [2]) is a World Heritage listed U.S. national monument encompassing 583,000 square miles (1,510,000 km 2) of ocean waters, including ten islands and atolls of the Northwestern Hawaiian Islands.
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Map showing the location of Midway Atoll in the Hawaiian island chain. Midway Atoll (colloquial: Midway Islands; Hawaiian: Kuaihelani, lit. 'the backbone of heaven'; Pihemanu, 'the loud din of birds') [3] [4] is a 2.4 sq mi (6.2 km 2) is an atoll in the North Pacific Ocean.
Entrance to the lava tube. Kaumana Cave is a lava tube created by a 1881 lava flow from Mauna Loa. [1] The tube has been surveyed at 2.026 miles (2197 m) long making it the 57th longest lava tube in the world.
This is a complete List of National Historic Landmarks in Hawaiʻi.The United States National Historic Landmark program is operated under the auspices of the National Park Service, and recognizes structures, districts, objects, and similar resources according to a list of criteria of national significance. [1]